Use the range rule of thumb to estimate the standard deviation. Round results to the nearest tenth.
-A distribution of data has a maximum value of 60, a median value of 53, and a minimum of 46.
A) 2.8
B) 3.5
C) 1.9
D) 7.0

Question

Quizplus · Accepted Answer

The range rule of thumb estimates the standard deviation as the range divided by 4. The range is 60 - 46 = 14, so the estimated standard deviation is 14 / 4 = 3.5.

Use the Range Rule of Thumb to Estimate the Standard